Alcatel Bluetooth Stereo Visor Car Kit Take calls from your Bluetooth Class 2 mobile phone  safely  without having to take your eyes off the road or your hands off the wheel. Simply place the receiver on your car's sun visor, press the "answer call" button when you get an incoming call and start talking! Also listen to MP3 tracks stored on your phone. Universal technology works with all Bluetooth phones. Runs on built-in rechargeable battery.